diff --git a/gestion/gen_confs/firewall_komaz.py b/gestion/gen_confs/firewall_komaz.py
index c91dc9ca..9b8aeeda 100755
--- a/gestion/gen_confs/firewall_komaz.py
+++ b/gestion/gen_confs/firewall_komaz.py
@@ -98,25 +98,25 @@ class firewall_komaz(firewall_crans) :
     debug = 1
     
     def nat_table_tweaks(self) :
-	self.anim = anim('    règles spécifiques à komaz')
-	for chaine in [ 'LOG_VIRUS', 'LOG_FLOOD', 'TEST_VIRUS_FLOOD' ] :
-	    iptables('-t nat -N %s' % chaine)
+        self.anim = anim('    règles spécifiques à komaz')
+        for chaine in [ 'LOG_VIRUS', 'LOG_FLOOD', 'TEST_VIRUS_FLOOD' ] :
+            iptables('-t nat -N %s' % chaine)
  
-	iptables("-t nat -I PREROUTING 4 -s ! %s -j TEST_VIRUS_FLOOD" % self.zone_serveur)
-	iptables("-t nat -R PREROUTING 6 -i %s -j RESEAUX_NON_ROUTABLES_SRC" % self.eth_ext )
-	iptables("-t nat -I PREROUTING 7 -d %s -j ACCEPT" % self.zone_serveur )
-	iptables("-t nat -I PREROUTING 8 -s %s -j ACCEPT" % self.zone_serveur )
+        iptables("-t nat -I PREROUTING 4 -s ! %s -j TEST_VIRUS_FLOOD" % self.zone_serveur)
+        iptables("-t nat -R PREROUTING 6 -i %s -j RESEAUX_NON_ROUTABLES_SRC" % self.eth_ext )
+        iptables("-t nat -I PREROUTING 7 -d %s -j ACCEPT" % self.zone_serveur )
+        iptables("-t nat -I PREROUTING 8 -s %s -j ACCEPT" % self.zone_serveur )
         iptables("-t nat -I PREROUTING 9 -i %s -j ACCEPT" % self.eth_ext )
-	print OK
+        print OK
  
     def filter_table_tweaks(self) :
-	self.anim = anim('    règles spécifiques à komaz')
+        self.anim = anim('    règles spécifiques à komaz')
         for chaine in [ 'EXT_VERS_SERVEURS', 'SERVEURS_VERS_EXT' , 'EXT_VERS_CRANS', 'CRANS_VERS_EXT', 'BLACKLIST_SRC', 'BLACKLIST_DST' , 'FILTRE_P2P' ] :
             iptables('-N %s' % chaine)
         iptables("-A FORWARD -i lo -j ACCEPT")
         iptables("-A FORWARD -p icmp -j ACCEPT")
         iptables("-A FORWARD -i %s -d %s -j REJECT" % (self.eth_ext, self.vlan_adm) )
-	iptables("-A FORWARD -o %s -d %s -j REJECT" % (self.eth_int, self.vlan_adm) )
+        iptables("-A FORWARD -o %s -d %s -j REJECT" % (self.eth_int, self.vlan_adm) )
         iptables("-A FORWARD -i %s -j BLACKLIST_DST" % self.eth_ext )
         iptables("-A FORWARD -o %s -j BLACKLIST_SRC" % self.eth_ext )
         iptables("-A FORWARD -s ! %s -d ! %s -j FILTRE_P2P" % (self.zone_serveur, self.zone_serveur) )
@@ -137,13 +137,13 @@ class firewall_komaz(firewall_crans) :
             'modprobe ip_conntrack_irc' ] :
             status,output=getstatusoutput(cmd)
             if status :
-	        warn += output + '\n'
-	if warn :
-	    print WARNING
-	    if self.debug :
-	        print warn
-	else :
-	    print OK
+                warn += output + '\n'
+        if warn :
+            print WARNING
+            if self.debug :
+                print warn
+        else :
+            print OK
 
     def disable_route(self) :
         self.anim = anim("     Arret routage")
@@ -154,24 +154,24 @@ class firewall_komaz(firewall_crans) :
             print OK
 
     def start_fw_funcs(self) :
-    	self.exception_catcher(self.log_chaines)
-	self.exception_catcher(self.test_virus_flood)
-	self.exception_catcher(self.reseaux_non_routables)
-	self.exception_catcher(self.blacklist)
-	self.exception_catcher(self.serveurs_vers_ext)
-	self.exception_catcher(self.ext_vers_serveurs)
-	self.exception_catcher(self.crans_vers_ext)
-	self.exception_catcher(self.ext_vers_crans)
-	self.exception_catcher(self.test_mac_ip)
-	self.exception_catcher(self.filtre_p2p)
+        self.exception_catcher(self.log_chaines)
+        self.exception_catcher(self.test_virus_flood)
+        self.exception_catcher(self.reseaux_non_routables)
+        self.exception_catcher(self.blacklist)
+        self.exception_catcher(self.serveurs_vers_ext)
+        self.exception_catcher(self.ext_vers_serveurs)
+        self.exception_catcher(self.crans_vers_ext)
+        self.exception_catcher(self.ext_vers_crans)
+        self.exception_catcher(self.test_mac_ip)
+        self.exception_catcher(self.filtre_p2p)
 
     def serveurs_maj_list_to_do(self) :
-    	self.exception_catcher(self.serveurs_vers_ext)
-	self.exception_catcher(self.ext_vers_serveurs)
+        self.exception_catcher(self.serveurs_vers_ext)
+        self.exception_catcher(self.ext_vers_serveurs)
 
     def adh_maj_list_to_do(self) :
-    	self.exception_catcher(self.crans_vers_ext)
-	self.exception_catcher(self.ext_vers_crans)
+        self.exception_catcher(self.crans_vers_ext)
+        self.exception_catcher(self.ext_vers_crans)
 
     def log_chaines(self) :
         """ Construction des chaines de log (LOG_VIRUS et LOG_FLOOD) """
@@ -326,7 +326,7 @@ class firewall_komaz(firewall_crans) :
         print OK
     
     def serveurs_maj(self) :
-    	self.exception_catcher(self.serveurs_vers_ext)
+        self.exception_catcher(self.serveurs_vers_ext)